Wheels Manufacturing 30mm BB Spacer Pack Bike Accessories Brand_Robert Axle Project Shimano Shadown RD+ technology uses

Shimano Shadown RD+ technology uses a rear derailleur stabilizer to reduce chain slap and provide a quieter drivetrain

This results in having to pull the water bottle somewhat sideways in order to get it out of the bottle cage

Size: 29x1

The result is an inner tube that can be up to 70% lighter

Wheels Manufacturing 30mm BB Spacer Pack Bike Accessories Brand_Robert Axle Project Shimano Shadown RD+ technology usesBottom bracket cup and spindle spacers for adjusting chainline or bearing play. Replacement spacer pack for Wheels Mfg 30mm spindle bottom brackets Includes (2) silicone dust seals, 30mm I. D., (2) 0. 5mm, 30mm I. D. crank spindle spacers, and (2) 1. 0mm, 30mm I. D. crank spindle spacers